Potential fix for code scanning alert no. 7: Workflow does not contain permissions

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
Signed-off-by: |7eter l-|. l3oling <[email protected]>

Author: pboling

.github/workflows/discord-notifier.yml

@@ -1,4 +1,6 @@
 name: Discord Notify
+permissions:
+  contents: read
 
 on:
   check_run: